Photos: Apollo 11

In this July 20, 1969 file photo provided by NASA shows astronaut Edwin E. "Buzz" Aldrin Jr. posing for a photograph beside the U.S. flag deployed on the moon during the Apollo 11 mission. Aldrin and fellow astronaut Neil Armstrong were the first men to walk on the lunar surface. The trio was launched to the moon by a Saturn V launch vehicle at 9:32 a.m. EDT, July 16, 1969. They departed the moon July 21, 1969. (AP Photo/NASA, Neil Armstrong, File)